llvm-project/llvm/test/Transforms/InstCombine/and-compare.ll

12 lines
373 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis | \
; RUN: grep and | count 1
; Should be optimized to one and.
define i1 @test1(i32 %a, i32 %b) {
%tmp1 = and i32 %a, 65280 ; <i32> [#uses=1]
%tmp3 = and i32 %b, 65280 ; <i32> [#uses=1]
%tmp = icmp ne i32 %tmp1, %tmp3 ; <i1> [#uses=1]
ret i1 %tmp
}